[sehr]

Maybe Obj C if your machine is a bit old or underpowered. SourceKitService is a hungry, hungry little beast.

The tooling in general around swift still feels a bit "in progress" imo but it's defo the future, and for me, the present.

[senc01a]

I can't agree with this rationale. Your machine will change over the years, while decisions as important as the programming language to choose will remain over time.

[sehr]

I don't completely agree with it either, hence the italicized maybe